Sony MDRAS600BT Active Sports Bluetooth Headset (Orange) Stream music wirelessly with Bluetooth & NFC technology, Splash-proof design prevents sweat from leaking in, Hybrid silicone earbuds and Arc supporters provide a secure fit Sleek, one-button design for simple operation, Built-in microphone for hands-free phone calling, Rechargeable battery for up to 8hrs music playback, USB charging cable supplied, Available in Black and Orange